portal/actions.py

   1 from django.http                import HttpResponse
   2 from manifold.core.query        import Query
   3 from manifoldapi.manifoldapi    import execute_query,execute_admin_query
   4 from portal.models              import PendingUser, PendingSlice, PendingAuthority
   5 import json
   6
   7 from django.contrib.auth.models  import User
   8 from django.contrib.sites.models import Site
   9 from django.contrib.auth        import get_user_model
  10 from django.template.loader     import render_to_string
  11 from django.core.mail           import EmailMultiAlternatives, send_mail
  12
  13 from myslice.theme              import ThemeView
  14 from myslice.configengine       import ConfigEngine
  15
  16
  17 theme = ThemeView()
  18
  19 import activity.slice
  20
  21 # Thierry: moving this right into the code so
  22 # most people can use myslice without having to install sfa
  23 # XXX tmp sfa dependency, should be moved to SFA gateway
  24 #from sfa.util.xrn                import Xrn
  25
  26
  27 # Get the list of authorities
  28
  29 def authority_get_pis(request, authority_hrn):
  30
  31     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
  32     query = Query.get('authority').filter_by('authority_hrn', '==', authority_hrn).select('pi_users')
  33     results = execute_admin_query(request, query)
  34     print "authority_get_pis = %s" % results
  35     # NOTE: temporarily commented. Because results is giving empty list.
  36     # Needs more debugging
  37     #if not results:
  38     #    raise Exception, "Authority not found: %s" % authority_hrn
  39     #result, = results
  40     #return result['pi_users']
  41     return results
  42
  43
  44 def authority_add_pis(request, authority_hrn,user_hrn):
  45
  46     # getting pis of the authority of the user
  47     pis = authority_get_pis (request, authority_hrn)
  48     for pi in pis:
  49         pi_list = pi['pi_users']
  50
  51     updated_pi_list = pi_list.append(user_hrn)
  52     query = Query.update('authority').filter_by('authority_hrn', '==', authority_hrn).set({'pi_users':pi_list})
  53     results = execute_admin_query(request,query)
  54     newpis = authority_get_pis (request, authority_hrn)
  55     return newpis
  56
  57 def authority_remove_pis(request, authority_hrn,user_hrn):
  58
  59     # getting pis of the authority of the user
  60     pis = authority_get_pis (request, authority_hrn)
  61     for pi in pis:
  62         pi_list = pi['pi_users']
  63
  64     updated_pi_list = pi_list.remove(user_hrn)
  65     query = Query.update('authority').filter_by('authority_hrn', '==', authority_hrn).set({'pi_users':pi_list})
  66     results = execute_admin_query(request,query)
  67     newpis = authority_get_pis (request, authority_hrn)
  68     return newpis
  69
  70
  71 def authority_get_pi_emails(request, authority_hrn):
  72     pi_users = authority_get_pis(request,authority_hrn)
  73     print "pi_users = %s" % pi_users
  74
  75     if any(pi['pi_users'] == None or not pi['pi_users']  for pi in pi_users):
  76         #theme.template_name = 'email_default_recipients.txt'
  77         #default_email = render_to_string(theme.template, request)
  78         #default_email = default_email.replace('\n', '')
  79         #return default_email
  80         # the above doesn't work
  81         return ['support@onelab.eu']
  82     else:
  83         pi_user_hrns = [ hrn for x in pi_users for hrn in x['pi_users'] ]
  84
  85         # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
  86         query = Query.get('myslice:user').filter_by('user_hrn', 'included', pi_user_hrns).select('user_email')
  87         results = execute_admin_query(request, query)
  88         return [result['user_email'] for result in results]
  89
  90 #clear user credentials
  91 def clear_user_creds(request, user_email):
  92     try:
  93         user_query  = Query().get('local:user').filter_by('email', '==', user_email).select('user_id','email','password','config')
  94         user_details = execute_admin_query(request, user_query)
  95
  96         # getting the user_id from the session
  97         for user_detail in user_details:
  98             user_id = user_detail['user_id']
  99             user_email = user_detail['email']
 100
 101         account_query  = Query().get('local:account').filter_by('user_id', '==', user_id).select('user_id','platform_id','auth_type','config')
 102         account_details = execute_admin_query(request, account_query)
 103
 104         platform_query  = Query().get('local:platform').select('platform_id','platform')
 105         platform_details = execute_admin_query(request, platform_query)
 106
 107         for account_detail in account_details:
 108             for platform_detail in platform_details:
 109                 if platform_detail['platform_id'] == account_detail['platform_id']:
 110                     if 'myslice' in platform_detail['platform']:
 111                         account_config = json.loads(account_detail['config'])
 112                         #user_cred = account_config.get('delegated_user_credential','N/A')
 113                         user_cred = account_config.get('user_credential','N/A')
 114                         if 'N/A' not in user_cred:
 115                             user_hrn = account_config.get('user_hrn','N/A')
 116                             user_pub_key = json.dumps(account_config.get('user_public_key','N/A'))
 117                             user_priv_key = json.dumps(account_config.get('user_private_key','N/A'))
 118                             updated_config = '{"user_public_key":'+ user_pub_key + ', "user_private_key":'+ user_priv_key + ', "user_hrn":"'+ user_hrn + '"}'
 119                             user_params = { 'config': updated_config}
 120                             manifold_update_account(request, user_id,user_params)
 121                             return user_email
 122                         else:
 123                             return None
 124
 125     except Exception,e:
 126         print "Exception in actions.py in clear_user_creds %s" % e
 127         return None
 128
 129 def is_pi(wsgi_request, user_hrn, authority_hrn):
 130     # XXX could be done in a single query !
 131
 132     # seauthorities from user where user_hrn == "ple.upmc.jordan_auge"
 133
 134     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 135     query = Query.get('myslice:user').filter_by('user_hrn', '==', user_hrn).select('pi_authorities')
 136     results = execute_admin_query(wsgi_request, query)
 137     if not results:
 138         # XXX Warning ?
 139         return False
 140     result = results[0]
 141     user_authority_hrns = result.get('pi_authorities', [])
 142     return authority_hrn in user_authority_hrns
 143
 144 # SFA get record
 145
 146 def sfa_get_user(request, user_hrn, pub):
 147
 148     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 149     query_sfa_user = Query.get('myslice:user').filter_by('user_hrn', '==', user_hrn)
 150     result_sfa_user = execute_admin_query(request, query_sfa_user)
 151     return result_sfa_user
 152
 153 def sfa_update_user(request, user_hrn, user_params):
 154     # user_params: keys [public_key]
 155     if 'email' in user_params:
 156         user_params['user_email'] = user_params['email']
 157
 158     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 159     query = Query.update('myslice:user').filter_by('user_hrn', '==', user_hrn).set(user_params).select('user_hrn')
 160     results = execute_admin_query(request,query)
 161     return results
 162
 163 def sfa_add_authority(request, authority_params):
 164
 165     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 166     query = Query.create('authority').set(authority_params).select('authority_hrn')
 167     results = execute_query(request, query)
 168     print "sfa_add_auth results=",results
 169     if not results:
 170         raise Exception, "Could not create %s. Already exists ?" % authority_params['hrn']
 171     return results
 172
 173 def sfa_add_user_to_slice(request, user_hrn, slice_params):
 174 # UPDATE myslice:slice SET researcher=['ple.upmc.jordan_auge','ple.inria.thierry_parmentelat','ple.upmc.loic_baron','ple.upmc.ciro_scognamiglio','ple.upmc.mohammed-yasin_rahman','ple.upmc.azerty'] where slice_hrn=='ple.upmc.myslicedemo'
 175
 176     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 177     query_current_users = Query.get('myslice:slice').select('user').filter_by('slice_hrn','==',slice_params['hrn'])
 178     results_current_users = execute_query(request, query_current_users)
 179     slice_params['researcher'] = slice_params['researcher'] | results_current_users
 180
 181     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 182     query = Query.update('myslice:slice').filter_by('user_hrn', '==', user_hrn).set(slice_params).select('slice_hrn')
 183     results = execute_query(request, query)
 184 # Also possible but not supported yet
 185 # UPDATE myslice:user SET slice=['ple.upmc.agent','ple.upmc.myslicedemo','ple.upmc.tophat'] where user_hrn=='ple.upmc.azerty'
 186     if not results:
 187         raise Exception, "Could not create %s. Already exists ?" % slice_params['hrn']
 188     return results
 189
 190 # Propose hrn
 191
 192 def manifold_add_user(wsgi_request, request):
 193     """Add a Manifold user corresponding to a user request.
 194
 195     Args:
 196         wsgi_request: a WSGIRequest instance
 197         request (dict): a dictionary containing the user request built from the
 198             form.
 199
 200     Returns:
 201         The user_id of the inserted user.
 202
 203     Raises:
 204         ?
 205
 206     """
 207     USER_CONFIG = '{"firstname": "%(first_name)s", "lastname": "%(last_name)s", "authority": "%(authority_hrn)s"}'
 208
 209     user_params = {
 210         'email'     : request['email'],
 211         'password'  : request['password'],
 212         'config'    : USER_CONFIG % request,
 213         'status'    : 1,
 214     }
 215
 216     query = Query.create('local:user').set(user_params).select('email')
 217     results = execute_admin_query(request, query)
 218     if not results:
 219         raise Exception, "Failed creating manifold user: %s" % user_params['email']
 220     result = results[0]
 221     return result['email']
 222
 223 def manifold_update_user(request, email, user_params):
 224     # user_params: password, config e.g.,
 225     query = Query.update('local:user').filter_by('email', '==', email).set(user_params).select('email')
 226     results = execute_admin_query(request,query)
 227     # NOTE: results remains empty and goes to Exception. However, it updates the manifold DB.
 228     # That's why I commented the exception part. -- Yasin
 229     #if not results:
 230     #    raise Exception, "Failed updating manifold user: %s" % user_params['email']
 231     #result, = results
 232     return results
 233
 234 def manifold_add_account(request, account_params):
 235     query = Query.create('local:account').set(account_params).select(['user', 'platform'])
 236     results = execute_admin_query(request,query)
 237     if not results:
 238         raise Exception, "Failed creating manifold account on platform %s for user: %s" % (account_params['platform'], account_params['user'])
 239     result, = results
 240     return result['user_id']
 241
 242 def manifold_update_account(request,user_id,account_params):
 243     # account_params: config
 244     query = Query.update('local:account').filter_by('platform', '==', 'myslice').filter_by('user_id', '==', user_id).set(account_params).select('user_id')
 245     results = execute_admin_query(request,query)
 246     return results
 247
 248 #explicitly mention the platform_id
 249 def manifold_delete_account(request, platform_id, user_id, account_params):
 250     query = Query.delete('local:account').filter_by('platform_id', '==', platform_id).filter_by('user_id', '==', user_id).set(account_params).select('user_id')
 251     results = execute_admin_query(request,query)
 252     return results
 253
 254 def manifold_delete_user(request, user_id, user_params):
 255     query = Query.delete('local:user').filter_by('user_id', '==', user_id).set(user_params).select('user_id')
 256     results = execute_admin_query(request,query)
 257     return results
 258
 259
 260 #not tested
 261 def manifold_add_platform(request, platform_params):
 262     query = Query.create('local:platform').set(platform_params).select(['user', 'platform'])
 263     results = execute_admin_query(request,query)
 264     if not results:
 265         raise Exception, "Failed creating manifold platform %s for user: %s" % (platform_params['platform'], platform_params['user'])
 266     result, = results
 267     return result['platform_id']
 268
 269
 270 def make_request_user(user):
 271     request = {}
 272     request['type']          = 'user'
 273     request['id']            = user.id
 274     request['timestamp']     = user.created # XXX in DB ?
 275     request['authority_hrn'] = user.authority_hrn
 276     request['first_name']    = user.first_name
 277     request['last_name']     = user.last_name
 278     request['email']         = user.email
 279     request['login']         = user.login
 280     request['user_hrn']      = user.user_hrn
 281     request['public_key']    = user.public_key
 282     request['private_key']   = user.private_key
 283     return request
 284
 285 def make_request_slice(slice):
 286     request = {}
 287     request['type'] = 'slice'
 288     request['id'] = slice.id
 289     request['user_hrn'] = slice.user_hrn
 290     request['timestamp'] = slice.created
 291     request['authority_hrn'] = slice.authority_hrn
 292     request['slice_name'] = slice.slice_name
 293     request['number_of_nodes'] = slice.number_of_nodes
 294     request['type_of_nodes'] = slice.type_of_nodes
 295     request['purpose'] = slice.purpose
 296     return request
 297
 298 def make_request_authority(authority):
 299     request = {}
 300     request['type']                  = 'authority'
 301     request['id']                    = authority.id
 302     request['site_name']             = authority.site_name
 303     request['site_latitude']         = authority.site_latitude
 304     request['site_longitude']        = authority.site_longitude
 305     request['site_url']              = authority.site_url
 306     request['site_authority']        = authority.site_authority
 307     request['site_abbreviated_name'] = authority.site_abbreviated_name
 308     request['address_line1']         = authority.address_line1
 309     request['address_line2']         = authority.address_line2
 310     request['address_line3']         = authority.address_line3
 311     request['address_city']          = authority.address_city
 312     request['address_postalcode']    = authority.address_postalcode
 313     request['address_state']         = authority.address_state
 314     request['address_country']       = authority.address_country
 315     request['authority_hrn']         = authority.authority_hrn
 316     request['timestamp']             = authority.created
 317     return request
 318
 319 def make_requests(pending_users, pending_slices, pending_authorities):
 320     requests = []
 321     for user in pending_users:
 322         requests.append(make_request_user(user))
 323     for slice in pending_slices:
 324         requests.append(make_request_slice(slice))
 325     for authority in pending_authorities:
 326         requests.append(make_request_authority(authority))
 327     return requests
 328
 329 def get_request_by_id(ids):
 330     sorted_ids = { 'user': [], 'slice': [], 'authority': [] }
 331     for type__id in ids:
 332         type, id = type__id.split('__')
 333         sorted_ids[type].append(id)
 334
 335     if not ids:
 336         pending_users  = PendingUser.objects.all()
 337         pending_slices = PendingSlice.objects.all()
 338         pending_authorities = PendingAuthority.objects.all()
 339     else:
 340         pending_users  = PendingUser.objects.filter(id__in=sorted_ids['user']).all()
 341         pending_slices = PendingSlice.objects.filter(id__in=sorted_ids['slice']).all()
 342         pending_authorities = PendingAuthority.objects.filter(id__in=sorted_ids['authority']).all()
 343
 344     return make_requests(pending_users, pending_slices, pending_authorities)
 345
 346 def get_requests(authority_hrns=None):
 347     print "get_request_by_authority auth_hrns = ", authority_hrns
 348     if not authority_hrns:
 349         ## get those pending users who have confirmed their emails
 350         pending_users  = PendingUser.objects.filter(status__iexact = 'True')
 351         pending_slices = PendingSlice.objects.all()
 352         pending_authorities = PendingAuthority.objects.all()
 353     else:
 354         pending_users  = PendingUser.objects
 355         pending_slices = PendingSlice.objects
 356         pending_authorities = PendingAuthority.objects
 357         from django.db.models import Q
 358         list_user_Q = list()
 359         list_slice_Q = list()
 360         list_auth_Q = list()
 361         for hrn in authority_hrns:
 362             list_user_Q.append(Q(authority_hrn__startswith=hrn, status__iexact = 'True'))
 363             list_slice_Q.append(Q(authority_hrn__startswith=hrn))
 364             list_auth_Q.append(Q(site_authority__startswith=hrn))
 365             print "startswith hrn = ",hrn
 366         from operator import __or__ as OR
 367         pending_users        = pending_users.filter(reduce(OR, list_user_Q))
 368         pending_slices       = pending_slices.filter(reduce(OR, list_slice_Q))
 369         pending_authorities  = pending_authorities.filter(reduce(OR, list_auth_Q))
 370         #pending_authorities  = pending_authorities.all() #filter(reduce(OR, list_Q))
 371
 372     return make_requests(pending_users, pending_slices, pending_authorities)
 373
 374 # XXX Is it in sync with the form fields ?
 375
 376 def portal_validate_request(wsgi_request, request_ids):
 377     status = {}
 378
 379     if not isinstance(request_ids, list):
 380         request_ids = [request_ids]
 381
 382     requests = get_request_by_id(request_ids)
 383     for request in requests:
 384         # type, id, timestamp, details, allowed -- MISSING: authority_hrn
 385         # CAREFUL about details
 386         # user  : first name, last name, email, password, keypair
 387         # slice : number of nodes, type of nodes, purpose
 388
 389         request_status = {}
 390
 391         if request['type'] == 'user':
 392
 393             try:
 394                 create_user(wsgi_request, request)
 395                 request_status['SFA user'] = {'status': True }
 396                 PendingUser.objects.get(id=request['id']).delete()
 397             except Exception, e:
 398                  request_status['SFA user'] = {'status': False, 'description': str(e)}
 399
 400 #            user_params = {'status':2}
 401 #            manifold_update_user(request, request['email'], user_params)
 402
 403             # MANIFOLD user should be added beforehand, during registration
 404             #try:
 405             #    manifold_user_params = { key: request[key] for key in MANIFOLD_USER_KEYS }
 406             #    # XXX # manifold_add_user(manifold_user_params)
 407             #    request_status['MySlice user'] = {'status': True }
 408             #except Exception, e:
 409             #    request_status['MySlice user'] = {'status': False, 'description': str(e)}
 410
 411             # XXX
 412             #manifold_account_params = { key: request[key] for key in MANIFOLD_ACCOUNT_KEYS }
 413             #manifold_add_account(manifold_account_params)
 414             #request_status['MySlice testbed accounts'] = {'status': False }
 415
 416         elif request['type'] == 'slice':
 417             try:
 418                 create_slice(wsgi_request, request)
 419                 request_status['SFA slice'] = {'status': True }
 420                 PendingSlice.objects.get(id=request['id']).delete()
 421
 422             except Exception, e:
 423                 request_status['SFA slice'] = {'status': False, 'description': str(e)}
 424
 425         elif request['type'] == 'authority':
 426             try:
 427                 #hrn = "%s.%s" % (request['authority_hrn'], request['site_authority'])
 428                 hrn = request['site_authority']
 429                 # XXX tmp sfa dependency
 430                 from sfa.util.xrn import Xrn
 431                 urn = Xrn(hrn, request['type']).get_urn()
 432
 433                 # Only hrn is required for Manifold Query
 434                 sfa_authority_params = {
 435                     'authority_hrn'        : hrn,
 436                     #'authority_urn'        : urn,
 437                     #'type'       : request['type'],
 438                     #'pi'        : None,
 439                     #'enabled'    : True
 440                 }
 441                 print "ADD Authority"
 442                 sfa_add_authority(wsgi_request, sfa_authority_params)
 443                 request_status['SFA authority'] = {'status': True }
 444                 PendingAuthority.objects.get(id=request['id']).delete()
 445
 446             except Exception, e:
 447                 request_status['SFA authority'] = {'status': False, 'description': str(e)}
 448
 449         # XXX Remove from Pendings in database
 450
 451         status['%s__%s' % (request['type'], request['id'])] = request_status
 452
 453     return status
 454
 455 def validate_action(request, **kwargs):
 456     ids = filter(None, kwargs['id'].split('/'))
 457     status = portal_validate_request(request, ids)
 458     json_answer = json.dumps(status)
 459     return HttpResponse (json_answer, mimetype="application/json")
 460
 461
 462 def reject_action(request, **kwargs):
 463     ids = filter(None, kwargs['id'].split('/'))
 464     status = portal_reject_request(request, ids)
 465     json_answer = json.dumps(status)
 466     return HttpResponse (json_answer, mimetype="application/json")
 467
 468
 469 def portal_reject_request(wsgi_request, request_ids):
 470     status = {}
 471     # get the domain url
 472     current_site = Site.objects.get_current()
 473     current_site = current_site.domain
 474
 475
 476     if not isinstance(request_ids, list):
 477         request_ids = [request_ids]
 478
 479     requests = get_request_by_id(request_ids)
 480     for request in requests:
 481         # type, id, timestamp, details, allowed -- MISSING: authority_hrn
 482         # CAREFUL about details
 483         # user  : first name, last name, email, password, keypair
 484         # slice : number of nodes, type of nodes, purpose
 485
 486         request_status = {}
 487
 488         if request['type'] == 'user':
 489             try:
 490                 request_status['SFA user'] = {'status': True }
 491                 # getting user email based on id
 492                 ## RAW SQL queries on Django DB- https://docs.djangoproject.com/en/dev/topics/db/sql/
 493                 for user in PendingUser.objects.raw('SELECT * FROM portal_pendinguser WHERE id = %s', [request['id']]):
 494                     user_email= user.email
 495                     first_name = user.first_name
 496                     last_name = user.last_name
 497
 498                 ctx = {
 499                     'first_name'    : first_name,
 500                     'last_name'     : last_name,
 501                     'portal_url'    : current_site,
 502                     }
 503                 try:
 504                     theme.template_name = 'user_request_denied.txt'
 505                     text_content = render_to_string(theme.template, ctx)
 506                     theme.template_name = 'user_request_denied.html'
 507                     html_content = render_to_string(theme.template, ctx)
 508                     theme.template_name = 'email_default_sender.txt'
 509                     sender =  render_to_string(theme.template, ctx)
 510                     sender = sender.replace('\n', '')
 511
 512                     subject = 'User request denied.'
 513
 514                     msg = EmailMultiAlternatives(subject, text_content, sender, [user_email])
 515                     msg.attach_alternative(html_content, "text/html")
 516                     msg.send()
 517                 except Exception, e:
 518                     print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 519
 520                 # removing from Django auth_user
 521                 UserModel = get_user_model()
 522                 UserModel._default_manager.filter(email__iexact = user_email).delete()
 523                 # removing from Django portal_pendinguser
 524                 PendingUser.objects.get(id=request['id']).delete()
 525                 # removing from manifold
 526                 # removing manifold account
 527                 user_query = Query().get('local:user') \
 528                     .filter_by('email', '==', user_email)           \
 529                     .select('user_id')
 530                 user = execute_admin_query(wsgi_request, user_query)
 531                 user_id = user[0]['user_id']
 532
 533                 platform_query = Query().get('local:platform') \
 534                     .filter_by('platform', '==', 'myslice')           \
 535                     .select('platform_id')
 536                 platform = execute_admin_query(wsgi_request, platform_query)
 537                 platform_id = platform[0]['platform_id']
 538                 account_params = {'user_id':user_id}
 539                 manifold_delete_account(request, platform_id, user_id, account_params)
 540
 541                 # removing manifold user
 542                 user_params = {'user_id':user_id}
 543                 manifold_delete_user(request, user_id, user_params)
 544             except Exception, e:
 545                 request_status['SFA authority'] = {'status': False, 'description': str(e)}
 546
 547         elif request['type'] == 'slice':
 548             request_status['SFA slice'] = {'status': True }
 549
 550             # getting user email based on id
 551             ## RAW SQL queries on Django DB- https://docs.djangoproject.com/en/dev/topics/db/sql/
 552             for user in PendingSlice.objects.raw('SELECT * FROM portal_pendingslice WHERE id = %s', [request['id']]):
 553                 user_email= user.type_of_nodes # XXX type_of_nodes field contains the email [shd be renamed in DB]
 554                 slice_name = user.slice_name
 555                 purpose = user.purpose
 556                 url = user.number_of_nodes
 557
 558             ctx = {
 559                 'slice_name': slice_name,
 560                 'purpose': purpose,
 561                 'url': url,
 562                 'portal_url': current_site,
 563                 }
 564             try:
 565                 theme.template_name = 'slice_request_denied.txt'
 566                 text_content = render_to_string(theme.template, ctx)
 567                 theme.template_name = 'slice_request_denied.html'
 568                 html_content = render_to_string(theme.template, ctx)
 569                 theme.template_name = 'email_default_sender.txt'
 570                 sender =  render_to_string(theme.template, ctx)
 571                 sender = sender.replace('\n', '')
 572
 573                 subject = 'Slice request denied.'
 574
 575                 msg = EmailMultiAlternatives(subject, text_content, sender, [user_email])
 576                 msg.attach_alternative(html_content, "text/html")
 577                 msg.send()
 578             except Exception, e:
 579                 print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 580
 581             PendingSlice.objects.get(id=request['id']).delete()
 582
 583         elif request['type'] == 'authority':
 584             request_status['SFA authority'] = {'status': True }
 585
 586             # getting user email based on id
 587             ## RAW SQL queries on Django DB- https://docs.djangoproject.com/en/dev/topics/db/sql/
 588             for user in PendingAuthority.objects.raw('SELECT * FROM portal_pendingauthority WHERE id = %s', [request['id']]):
 589                 user_email= user.address_line1 # XXX address_line1 field contains the email [shd be renamed in DB]
 590                 site_name = user.site_name
 591                 city = user.address_city
 592                 country = user.address_country
 593                 short_name = user.site_abbreviated_name
 594                 url = user.site_url
 595
 596             ctx = {
 597                 'site_name': site_name,
 598                 'short_name': short_name,
 599                 'url': url,
 600                 'city': city,
 601                 'country': country,
 602                 'portal_url'    : current_site,
 603                 }
 604
 605             try:
 606                 theme.template_name = 'authority_request_denied.txt'
 607                 text_content = render_to_string(theme.template, ctx)
 608                 theme.template_name = 'authority_request_denied.html'
 609                 html_content = render_to_string(theme.template, ctx)
 610                 theme.template_name = 'email_default_sender.txt'
 611                 sender =  render_to_string(theme.template, ctx)
 612                 sender = sender.replace('\n', '')
 613                 subject = 'Authority request denied.'
 614                 msg = EmailMultiAlternatives(subject, text_content, sender, [user_email])
 615                 msg.attach_alternative(html_content, "text/html")
 616                 msg.send()
 617             except Exception, e:
 618                 print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 619
 620             PendingAuthority.objects.get(id=request['id']).delete()
 621
 622         status['%s__%s' % (request['type'], request['id'])] = request_status
 623
 624     return status
 625
 626 # Django and ajax
 627 # http://djangosnippets.org/snippets/942/
 628
 629
 630
 631 #-------------------------------------------------------------------------------
 632 # REQUESTS - Slices
 633 #-------------------------------------------------------------------------------
 634
 635 def create_slice(wsgi_request, request):
 636     """
 637     Arguments:
 638         wsgi_request (~ WSGIRequest) :
 639         request (dict) : the slice request in our own dict format
 640
 641     Raises:
 642         Exception
 643     """
 644     hrn = "%s.%s" % (request['authority_hrn'], request['slice_name'])
 645     # XXX tmp sfa dependency
 646     from sfa.util.xrn import Xrn
 647     urn = Xrn(hrn, request['type']).get_urn()
 648
 649     # Add User to Slice if we have the user_hrn in pendingslice table
 650     user_hrn = request.get('user_hrn', None)
 651     user_hrns = list([user_hrn]) if user_hrn else list()
 652
 653     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 654     user_query  = Query().get('myslice:user').select('user_hrn','user_email').filter_by('user_hrn','==',user_hrn)
 655     user_details_sfa = execute_admin_query(wsgi_request, user_query)
 656     if not user_details_sfa:
 657         raise Exception, "User %s doesn't exist, validate user before validating slice" % user_hrn
 658     for user in user_details_sfa:
 659         user_email = user['user_email']
 660
 661     # XXX LOIC Quick fix because this is totally inconsistent
 662     if not 'number_of_nodes' in request:
 663         request['number_of_nodes']=""
 664
 665     # XXX We should create a slice with Manifold terminology
 666     slice_params = {
 667         'slice_hrn'        : hrn,
 668         'slice_urn'        : urn,
 669         'slice_type'       : request['type'],
 670         'url'              : request['number_of_nodes'],
 671         'users'            : user_hrns,
 672         'slice_enabled'    : True
 673     }
 674     # ignored in request: id, timestamp,  number_of_nodes, type_of_nodes, purpose
 675
 676     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 677     query = Query.create('myslice:slice').set(slice_params).select('slice_hrn')
 678     results = execute_query(wsgi_request, query)
 679     if not results:
 680         raise Exception, "Could not create %s. Already exists ?" % slice_params['hrn']
 681     else:
 682         clear_user_creds(wsgi_request,user_email)
 683         # log user activity
 684         activity.slice.validate(request, { "slice" : hrn })
 685         try:
 686             theme.template_name = 'slice_request_validated.txt'
 687             text_content = render_to_string(theme.template, request)
 688             theme.template_name = 'slice_request_validated.html'
 689             html_content = render_to_string(theme.template, request)
 690
 691             theme.template_name = 'email_default_sender.txt'
 692             sender =  render_to_string(theme.template, request)
 693             sender = sender.replace('\n', '')
 694
 695             subject = 'Slice request validated'
 696
 697             msg = EmailMultiAlternatives(subject, text_content, sender, [user_email])
 698             msg.attach_alternative(html_content, "text/html")
 699             msg.send()
 700         except Exception, e:
 701             print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 702
 703     return results
 704
 705 def create_pending_slice(wsgi_request, request, email):
 706     """
 707     """
 708
 709     # Insert an entry in the PendingSlice table
 710     s = PendingSlice(
 711         slice_name      = request['slice_name'],
 712         user_hrn        = request['user_hrn'],
 713         authority_hrn   = request['authority_hrn'],
 714         number_of_nodes = request['url'], # field needs to be renamed
 715         purpose         = request['purpose'],
 716         type_of_nodes   = request['email'] # field needs to be renamed
 717     )
 718     s.save()
 719
 720     try:
 721         # Send an email: the recipients are the PI of the authority
 722         recipients = authority_get_pi_emails(wsgi_request, request['authority_hrn'])
 723
 724         theme.template_name = 'slice_request_email.txt'
 725         text_content = render_to_string(theme.template, request)
 726
 727         theme.template_name = 'slice_request_email.html'
 728         html_content = render_to_string(theme.template, request)
 729
 730         theme.template_name = 'slice_request_email_subject.txt'
 731         subject = render_to_string(theme.template, request)
 732         subject = subject.replace('\n', '')
 733
 734         sender = email
 735         msg = EmailMultiAlternatives(subject, text_content, sender, recipients)
 736         msg.attach_alternative(html_content, "text/html")
 737         msg.send()
 738     except Exception, e:
 739         print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 740
 741 #-------------------------------------------------------------------------------
 742 # REQUESTS - Users
 743 #-------------------------------------------------------------------------------
 744
 745 def manifold_add_reference_user_accounts(wsgi_request, request):
 746     """When a new user is created, add reference accounts to the reference platform.
 747     """
 748     # XXX XXX XXX The rest of this function has to be checked XXX XXX XXX
 749
 750     # Retrieve user information
 751     user_query  = Query().get('local:user')             \
 752         .select('user_id', 'config', 'email', 'status') \
 753         .filter_by('email', '==', request['email'])
 754     user_details = execute_admin_query(wsgi_request, user_query)
 755
 756     # USER MAIN ACCOUNT != reference
 757     #print 'USER MAIN ACCOUNT != reference'
 758     list_accounts_query = Query().get('local:account')              \
 759         .select('user_id', 'platform_id', 'auth_type', 'config')    \
 760         .filter_by('user_id', '==', user_details[0]['user_id'])     \
 761         .filter_by('auth_type', '!=', 'reference')
 762     list_accounts = execute_admin_query(wsgi_request, list_accounts_query)
 763
 764     # XXX main_platform is being erased several times ???
 765     for account in list_accounts:
 766         main_platform_query = Query().get('local:platform')         \
 767             .select('platform_id', 'platform')                      \
 768             .filter_by('platform_id', '==', account['platform_id'])
 769         main_platform = execute_admin_query(wsgi_request, main_platform_query)
 770
 771     # Add reference accounts on SFA enabled platforms
 772     platforms_query = Query().get('local:platform') \
 773         .filter_by('disabled', '==', '0')           \
 774         .filter_by('gateway_type', '==', 'sfa')     \
 775         .select('platform_id', 'gateway_type')
 776     platforms = execute_admin_query(wsgi_request, platforms_query)
 777     for platform in platforms:
 778         #print "add reference to platform ",platform
 779         manifold_account_params = {
 780             'user_id'       : user_details[0]['user_id'],
 781             'platform_id'   : platform['platform_id'],
 782             'auth_type'     : 'reference',
 783             'config'        : '{"reference_platform": "' + main_platform[0]['platform'] + '"}',
 784         }
 785         manifold_add_account(wsgi_request, manifold_account_params)
 786
 787 def sfa_create_user(wsgi_request, request, namespace = None, as_admin = False):
 788     """
 789     Arguments:
 790         wsgi_request (~ WSGIRequest) :
 791         request (dict) : the user request in our own dict format
 792
 793     Raises:
 794         Exception
 795     """
 796     from sfa.util.xrn import Xrn
 797
 798     auth_pi = request.get('pi', None)
 799     auth_pi = list([auth_pi]) if auth_pi else list()
 800
 801     # We create a user request with Manifold terminology
 802     sfa_user_params = {
 803         'user_hrn'          : request['user_hrn'],
 804         'user_email'        : request['email'],
 805         'user_urn'          : Xrn(request['user_hrn'], request['type']).get_urn(),
 806         'user_type'         : request['type'],
 807         'keys'              : request['public_key'],
 808         'user_first_name'   : request['first_name'],
 809         'user_last_name'    : request['last_name'],
 810         'pi_authorities'    : auth_pi,
 811         'user_enabled'      : True
 812     }
 813
 814     if namespace is not None:
 815         query = Query.create('%s:user' % namespace).set(sfa_user_params).select('user_hrn')
 816     else:
 817         # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 818         query = Query.create('myslice:user').set(sfa_user_params).select('user_hrn')
 819
 820     if as_admin:
 821         results = execute_admin_query(wsgi_request, query)
 822     else:
 823         results = execute_query(wsgi_request, query)
 824
 825     if not results:
 826         raise Exception, "Could not create %s. Already exists ?" % sfa_user_params['user_hrn']
 827     else:
 828         try:
 829             theme.template_name = 'user_request_validated.txt'
 830             text_content = render_to_string(theme.template, request)
 831             theme.template_name = 'user_request_validated.html'
 832             html_content = render_to_string(theme.template, request)
 833
 834             theme.template_name = 'email_default_sender.txt'
 835             sender =  render_to_string(theme.template, request)
 836             sender = sender.replace('\n', '')
 837
 838
 839             subject = 'User validated'
 840
 841             msg = EmailMultiAlternatives(subject, text_content, sender, [request['email']])
 842             msg.attach_alternative(html_content, "text/html")
 843             msg.send()
 844         except Exception, e:
 845             print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 846
 847     return results
 848
 849 def iotlab_create_user (wsgi_request, request, namespace = None, as_admin=False):
 850
 851     import requests
 852     import time
 853     from requests.auth import HTTPBasicAuth
 854
 855     URL_REST = ConfigEngine.default_iotlab_url
 856     LOGIN_ADMIN = ConfigEngine.default_iotlab_admin_user
 857     PASSWORD_ADMIN = ConfigEngine.default_iotlab_admin_password
 858
 859     auth = HTTPBasicAuth(LOGIN_ADMIN,PASSWORD_ADMIN)
 860     headers = {'content-type': 'application/json'}
 861
 862     for user in PendingUser.objects.raw('SELECT * FROM portal_pendinguser WHERE email = %s', [request['email']]):
 863         password= user.password
 864
 865
 866     iotlab_user_params = {
 867         "type"          : "SA",
 868         #"login"         : request['email'], #auto generated by iotlab
 869         "password"      : password,
 870         "firstName"     : request['first_name'],
 871         "lastName"      : request['last_name'],
 872         "email"         : request['email'],
 873         "structure"     : request['authority_hrn'],
 874         "city"          : "N/A",
 875         "country"       : "N/A",
 876         "sshPublicKey"  : request['public_key'],
 877         "motivations"   : "SFA federation",
 878     }
 879
 880     iotlab_user_params1 = json.dumps(iotlab_user_params)
 881     r=requests.post(url=URL_REST, data=iotlab_user_params1, headers=headers, auth=auth)
 882     print 'Create iotlab user : ', r.status_code, r.text
 883     return r.text
 884
 885 def create_user(wsgi_request, request, namespace = None, as_admin = False):
 886     # XXX This has to be stored centrally
 887     USER_STATUS_ENABLED = 2
 888
 889     # NOTE : if we were to create a user directly (just like we create slices,
 890     # we would have to perform the steps in create_pending_user too
 891
 892     # Add the user to the SFA registry
 893     sfa_create_user(wsgi_request, request, namespace, as_admin)
 894
 895     # Update Manifold user status
 896     manifold_update_user(wsgi_request, request['email'], {'status': USER_STATUS_ENABLED})
 897
 898     # Add reference accounts for platforms
 899     manifold_add_reference_user_accounts(wsgi_request, request)
 900
 901     # Add the user to iotlab portal if theme is set to onelab
 902     if theme.theme == 'onelab':
 903         iotlab_create_user (wsgi_request, request)
 904
 905 def create_pending_user(wsgi_request, request, user_detail):
 906     """
 907     """
 908
 909     # Insert an entry in the PendingUser table
 910     b = PendingUser(
 911         first_name    = request['first_name'],
 912         last_name     = request['last_name'],
 913         authority_hrn = request['authority_hrn'],
 914         email         = request['email'],
 915         password      = request['password'],
 916         public_key    = request['public_key'],
 917         private_key   = request['private_key'],
 918         user_hrn      = request['user_hrn'],
 919         pi            = request['pi'],
 920         email_hash    = request['email_hash'],
 921         status        = 'False',
 922     )
 923     b.save()
 924     # sends email to user to activate the email
 925     theme.template_name = 'activate_user.html'
 926     html_content = render_to_string(theme.template, request)
 927     theme.template_name = 'activate_user.txt'
 928     text_content = render_to_string(theme.template, request)
 929     theme.template_name = 'activate_user_email_subject.txt'
 930     subject = render_to_string(theme.template, request)
 931     subject = subject.replace('\n', '')
 932     theme.template_name = 'email_default_sender.txt'
 933     sender =  render_to_string(theme.template, request)
 934     sender = sender.replace('\n', '')
 935     recipient = [request['email']]
 936     #recipient = recipient.append(request['email'])
 937
 938     msg = EmailMultiAlternatives(subject, text_content, sender, recipient)
 939     msg.attach_alternative(html_content, "text/html")
 940     msg.send()
 941
 942     # saves the user to django auth_user table [needed for password reset]
 943     user = User.objects.create_user(request['email'], request['email'], request['password'])
 944
 945     # Creating a manifold user
 946     user_id = manifold_add_user(wsgi_request, request)
 947
 948     # Creating a Manifold account on the MySlice platform
 949     # Note the JSON representation of public and private keys already includes quotes
 950     account_config = {
 951         'user_hrn'          : request['user_hrn'],
 952         'user_public_key'   : request['public_key'],
 953     }
 954     if request['private_key']:
 955         account_config['user_private_key'] = request['private_key']
 956
 957     user_id = user_detail['user_id'] + 1 # the user_id for the newly created user in local:user
 958
 959     # XXX TODO: Require a myslice platform
 960     # ALERT: this will disapear with ROUTERV2 of Manifold
 961     # We have to consider the case where several registries can be used
 962     # Removed hardcoded platform = 5
 963     # This platform == 'myslice' is a TMP FIX !!
 964     try:
 965         reg_platform_query = Query().get('local:platform') \
 966             .filter_by('platform', '==', 'myslice')           \
 967             .select('platform_id')
 968         reg_platform = execute_admin_query(wsgi_request, reg_platform_query)
 969
 970         reg_platform_id = reg_platform[0]['platform_id']
 971         account_params = {
 972             'platform_id'   : reg_platform_id, # XXX ALERT !!
 973             'user_id'       : user_id,
 974             'auth_type'     : request['auth_type'],
 975             'config'        : json.dumps(account_config),
 976         }
 977         manifold_add_account(wsgi_request, account_params)
 978     except Exception, e:
 979         print "Failed creating manifold account on platform %s for user: %s" % ('myslice', request['email'])
 980
 981     try:
 982         # Send an email: the recipients are the PI of the authority
 983         # If No PI is defined for this Authority, send to a default email (different for each theme)
 984         recipients = authority_get_pi_emails(wsgi_request, request['authority_hrn'])
 985
 986         theme.template_name = 'user_request_email.html'
 987         html_content = render_to_string(theme.template, request)
 988
 989         theme.template_name = 'user_request_email.txt'
 990         text_content = render_to_string(theme.template, request)
 991
 992         theme.template_name = 'user_request_email_subject.txt'
 993         subject = render_to_string(theme.template, request)
 994         subject = subject.replace('\n', '')
 995
 996         theme.template_name = 'email_default_sender.txt'
 997         sender =  render_to_string(theme.template, request)
 998         sender = sender.replace('\n', '')
 999
1000         msg = EmailMultiAlternatives(subject, text_content, sender, recipients)
1001         msg.attach_alternative(html_content, "text/html")
1002         msg.send()
1003     except Exception, e:
1004         print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
1005         import traceback
1006         traceback.print_exc()